* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2012, 2013, Intel Corporation.
+ * Copyright (c) 2012, 2014, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#include "mdd_internal.h"
static ssize_t
-mdd_atime_diff_seq_write(struct file *file, const char *buffer,
+mdd_atime_diff_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
{
struct mdd_device *mdd = m->private;
- return seq_printf(m, "%lu\n", mdd->mdd_atime_diff);
+ seq_printf(m, "%lu\n", mdd->mdd_atime_diff);
+ return 0;
}
LPROC_SEQ_FOPS(mdd_atime_diff);
}
static ssize_t
-mdd_changelog_mask_seq_write(struct file *file, const char *buffer,
+mdd_changelog_mask_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
}
LPROC_SEQ_FOPS_RO(mdd_changelog_users);
+static int mdd_changelog_size_ctxt(const struct lu_env *env,
+ struct mdd_device *mdd,
+ int index, __u64 *val)
+{
+ struct llog_ctxt *ctxt;
+
+ ctxt = llog_get_context(mdd2obd_dev(mdd),
+ index);
+ if (ctxt == NULL)
+ return -ENXIO;
+
+ if (!(ctxt->loc_handle->lgh_hdr->llh_flags & LLOG_F_IS_CAT)) {
+ CERROR("%s: ChangeLog has wrong flags: rc = %d\n",
+ ctxt->loc_obd->obd_name, -EINVAL);
+ llog_ctxt_put(ctxt);
+ return -EINVAL;
+ }
+
+ *val += llog_cat_size(env, ctxt->loc_handle);
+
+ llog_ctxt_put(ctxt);
+
+ return 0;
+}
+
+static int mdd_changelog_size_seq_show(struct seq_file *m, void *data)
+{
+ struct lu_env env;
+ struct mdd_device *mdd = m->private;
+ __u64 tmp = 0;
+ int rc;
+
+ rc = lu_env_init(&env, LCT_LOCAL);
+ if (rc)
+ return rc;
+
+ rc = mdd_changelog_size_ctxt(&env, mdd, LLOG_CHANGELOG_ORIG_CTXT, &tmp);
+ if (rc) {
+ lu_env_fini(&env);
+ return rc;
+ }
+
+ rc = mdd_changelog_size_ctxt(&env, mdd, LLOG_CHANGELOG_USER_ORIG_CTXT,
+ &tmp);
+
+ seq_printf(m, LPU64"\n", tmp);
+ lu_env_fini(&env);
+ return rc;
+}
+LPROC_SEQ_FOPS_RO(mdd_changelog_size);
+
static int mdd_sync_perm_seq_show(struct seq_file *m, void *data)
{
struct mdd_device *mdd = m->private;
LASSERT(mdd != NULL);
- return seq_printf(m, "%d\n", mdd->mdd_sync_permission);
+ seq_printf(m, "%d\n", mdd->mdd_sync_permission);
+ return 0;
}
static ssize_t
-mdd_sync_perm_seq_write(struct file *file, const char *buffer,
+mdd_sync_perm_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
}
static ssize_t
-mdd_lfsck_speed_limit_seq_write(struct file *file, const char *buffer,
+mdd_lfsck_speed_limit_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
}
static ssize_t
-mdd_lfsck_async_windows_seq_write(struct file *file, const char *buffer,
+mdd_lfsck_async_windows_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off)
{
struct seq_file *m = file->private_data;
}
LPROC_SEQ_FOPS_RO(mdd_lfsck_layout);
-static struct lprocfs_seq_vars lprocfs_mdd_obd_vars[] = {
+static struct lprocfs_vars lprocfs_mdd_obd_vars[] = {
{ .name = "atime_diff",
.fops = &mdd_atime_diff_fops },
{ .name = "changelog_mask",
.fops = &mdd_changelog_mask_fops },
{ .name = "changelog_users",
.fops = &mdd_changelog_users_fops },
+ { .name = "changelog_size",
+ .fops = &mdd_changelog_size_fops },
{ .name = "sync_permission",
.fops = &mdd_sync_perm_fops },
{ .name = "lfsck_speed_limit",
.fops = &mdd_lfsck_namespace_fops },
{ .name = "lfsck_layout",
.fops = &mdd_lfsck_layout_fops },
- { 0 }
+ { NULL }
};
int mdd_procfs_init(struct mdd_device *mdd, const char *name)
{
- struct obd_device *obd = class_name2obd(name);
+ struct obd_device *obd = mdd2obd_dev(mdd);
struct obd_type *type;
int rc;
ENTRY;
/* Find the type procroot and add the proc entry for this device */
obd->obd_vars = lprocfs_mdd_obd_vars;
- mdd->mdd_proc_entry = lprocfs_seq_register(name, type->typ_procroot,
- obd->obd_vars, mdd);
+ mdd->mdd_proc_entry = lprocfs_register(name, type->typ_procroot,
+ obd->obd_vars, mdd);
if (IS_ERR(mdd->mdd_proc_entry)) {
rc = PTR_ERR(mdd->mdd_proc_entry);
CERROR("Error %d setting up lprocfs for %s\n",